to russia to stand down. also tonight: the search for relisha. the search for her disappearance. one man's call on the air waves, that relisha is somewhere out there, waiting to come home. >> i saw her picture and it warms my heart. >> and chest pique bay. >> i've worked these waters for 40 years and i've seen a lot of changes not any of them good. >> a new challenges challenge. >> good evening everyone, joie chen is on assignment, i'm adam may. >> ukraine, southern port city of odessa, the deadliest day in ukraine, since the ousting of you viktor yanukovych. an attempt to reclaim eastern cities from pro-russian separatists. >> as forces battle to regain erin ukraine territory, more are dead and the region is further engulfed had flames. riot police overwhelmed in donetske, fell back, letting a pro-russian mob take over the office of the state prosecutor. moscow claims these are ordinary activists. kyiv charges at the very least, russia is pulling the strings, and some of those in the back are be russians, is at least two ukrainian helicopters were shot down by missiles today and